content: /**
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  
  package io.reactivex.interop.internal.operators;
  
  import org.junit.Test;
  
  import io.reactivex.flowable.Flowable;
  import io.reactivex.interop.RxJava3Interop;
  import io.reactivex.observable.*;
  
  public class CompletableFromPublisherTest {
      @Test(expected = NullPointerException.class)
      public void fromPublisherNull() {
          RxJava3Interop.ignoreElements(null);
      }
  
      @Test
      public void fromPublisher() {
          RxJava3Interop.ignoreElements(Flowable.just(1))
              .test()
              .assertResult();
      }
  
      @Test
      public void fromPublisherEmpty() {
          RxJava3Interop.ignoreElements(Flowable.empty())
              .test()
              .assertResult();
      }
  
      @Test
      public void fromPublisherThrows() {
          RxJava3Interop.ignoreElements(Flowable.error(new UnsupportedOperationException()))
              .test()
              .assertFailure(UnsupportedOperationException.class);
      }
  
      @Test
      public void dispose() {
          TestHelper.checkDisposed(RxJava3Interop.ignoreElements(Flowable.just(1)));
      }
  }
  